Kabushiki Kaisha Kobe Seiko Sho

Shiro Sakamoto

Akira Asari

An ultra-high pressure solid pressing machine of the type having a pair of upper and lower platens mounted in a press frame and movable relatively toward and away from each other, a mold unit interposed between the upper and lower platens and including at least a cylindrical cavity for receiving raw material therein, upper and lower conical surfaces formed around the upper and lower ends of the cylindrical cavity, and upper and lower anvils fitted respectively in the upper and lower conical surfaces through a gasket to compress the raw material in the cylindrical cavity under an ultra-high pressure, characterized in that the pressing machine includes a plurality of mold units stacked one on another between the upper and lower platens through insulators with axes of cylindrical cavities of the respective mold units being in vertical alignment with each other and a current supply control separately connected to the mold units.

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Hyogo, Japan

Shiro Sakamoto